[  757.384281] br0: port 1(c1) entered blocking state
[  757.384358] br0: port 1(c1) entered disabled state
[  757.384431] c1: entered allmulticast mode
[  757.384536] c1: entered promiscuous mode
[  757.438471] br0: port 2(c2) entered blocking state
[  757.438599] br0: port 2(c2) entered disabled state
[  757.438705] c2: entered allmulticast mode
[  757.438783] c2: entered promiscuous mode
[  757.493894] br0: port 3(c3) entered blocking state
[  757.493979] br0: port 3(c3) entered disabled state
[  757.494072] c3: entered allmulticast mode
[  757.494172] c3: entered promiscuous mode
[  757.550056] br0: port 4(sender) entered blocking state
[  757.550123] br0: port 4(sender) entered disabled state
[  757.550181] sender: entered allmulticast mode
[  757.550277] sender: entered promiscuous mode
[  757.573169] br0: port 4(sender) entered blocking state
[  757.573234] br0: port 4(sender) entered forwarding state
[  757.573293] br0: port 3(c3) entered blocking state
[  757.573333] br0: port 3(c3) entered forwarding state
[  757.573382] br0: port 2(c2) entered blocking state
[  757.573420] br0: port 2(c2) entered forwarding state
[  757.573462] br0: port 1(c1) entered blocking state
[  757.573509] br0: port 1(c1) entered forwarding state
[  768.321748] br0: port 1(c1) entered disabled state
[  768.322182] c1 (unregistering): left allmulticast mode
[  768.322260] c1 (unregistering): left promiscuous mode
[  768.322312] br0: port 1(c1) entered disabled state
[  768.367826] br0: port 2(c2) entered disabled state
[  768.368103] c2 (unregistering): left allmulticast mode
[  768.368155] c2 (unregistering): left promiscuous mode
[  768.368197] br0: port 2(c2) entered disabled state
[  768.417981] br0: port 3(c3) entered disabled state
[  768.418281] c3 (unregistering): left allmulticast mode
[  768.418348] c3 (unregistering): left promiscuous mode
[  768.418386] br0: port 3(c3) entered disabled state
[  768.449666] br0: port 4(sender) entered disabled state
[  768.449926] sender (unregistering): left allmulticast mode
[  768.449979] sender (unregistering): left promiscuous mode
[  768.450028] br0: port 4(sender) entered disabled state